AU2003250816A1 - Improved light-guiding bodies and method for the production thereof - Google Patents
Improved light-guiding bodies and method for the production thereofInfo
- Publication number
- AU2003250816A1 AU2003250816A1 AU2003250816A AU2003250816A AU2003250816A1 AU 2003250816 A1 AU2003250816 A1 AU 2003250816A1 AU 2003250816 A AU2003250816 A AU 2003250816A AU 2003250816 A AU2003250816 A AU 2003250816A AU 2003250816 A1 AU2003250816 A1 AU 2003250816A1
- Authority
- AU
- Australia
- Prior art keywords
- production
- improved light
- guiding bodies
- bodies
- guiding
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Abandoned
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0033—Means for improving the coupling-out of light from the light guide
- G02B6/0035—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
- G02B6/004—Scattering dots or dot-like elements, e.g. microbeads, scattering particles, nanoparticles
- G02B6/0041—Scattering dots or dot-like elements, e.g. microbeads, scattering particles, nanoparticles provided in the bulk of the light guide
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0065—Manufacturing aspects; Material aspects
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0033—Means for improving the coupling-out of light from the light guide
- G02B6/0035—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
- G02B6/0036—2-D arrangement of prisms, protrusions, indentations or roughened surfaces
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Planar Illumination Modules (AREA)
- Light Guides In General And Applications Therefor (AREA)
- Road Signs Or Road Markings (AREA)
- Optical Elements Other Than Lenses (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE10222250A DE10222250A1 (en) | 2002-05-16 | 2002-05-16 | Light conductor for use in indirect illumination has a layer containing polymethyl methacrylate and spherical particles and a structured surface |
| DE10222250.9 | 2002-05-16 | ||
| PCT/EP2003/004719 WO2003098270A2 (en) | 2002-05-16 | 2003-05-06 | Improved light-guiding bodies and method for the production thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| AU2003250816A8 AU2003250816A8 (en) | 2003-12-02 |
| AU2003250816A1 true AU2003250816A1 (en) | 2003-12-02 |
Family
ID=29285586
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AU2003250816A Abandoned AU2003250816A1 (en) | 2002-05-16 | 2003-05-06 | Improved light-guiding bodies and method for the production thereof |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US20050084993A1 (en) |
| EP (1) | EP1492981A2 (en) |
| JP (1) | JP2005531104A (en) |
| CN (1) | CN1653295A (en) |
| AU (1) | AU2003250816A1 (en) |
| CA (1) | CA2484684A1 (en) |
| DE (1) | DE10222250A1 (en) |
| PL (1) | PL371782A1 (en) |
| TW (1) | TWI269056B (en) |
| WO (1) | WO2003098270A2 (en) |
| ZA (1) | ZA200409164B (en) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10320318A1 (en) | 2003-05-06 | 2004-12-02 | Röhm GmbH & Co. KG | Process for the preparation of light-scattering molded parts with excellent optical properties |
| DE10336130A1 (en) * | 2003-08-04 | 2005-02-24 | Röhm GmbH & Co. KG | Scattering screen for LCD applications comprises at least one light scattering polymethylmethacrylate layer containing spherical particles (A) and spherical particles (B) having different average particle sizes |
| DE10336131A1 (en) * | 2003-08-04 | 2005-02-24 | Röhm GmbH & Co. KG | Stable back-projection screen for e.g. public information, has diffusive and substrate layers of specified light-scattering half-angle and luster |
| DE10336129A1 (en) * | 2003-08-04 | 2005-02-24 | Röhm GmbH & Co. KG | Back projection screen for LCD monitors comprises at least one light scattering polymethylmethacrylate layer containing spherical particles (A) and spherical particles (B) having different average particle sizes |
| DE102004032393A1 (en) * | 2004-07-02 | 2006-01-26 | Röhm GmbH & Co. KG | Light conductor for use in edge-illuminated solar beds comprises polymethyl methacrylate containing spherical scattering particles |
| CA2590746A1 (en) * | 2004-12-08 | 2006-06-15 | Frederic Zweig | An optical device for producing light lines from quasi point-like light sources by way of slot-like cavities |
| JP5414224B2 (en) * | 2007-10-19 | 2014-02-12 | 富士フイルム株式会社 | Surface lighting device |
| DE102009027288A1 (en) | 2009-06-29 | 2010-12-30 | Evonik Röhm Gmbh | Light guide plate with embedded light-scattering impurities and method for its production |
| US20120051696A2 (en) * | 2010-04-08 | 2012-03-01 | Evonik Roehm Gmbh | Light guide body having high luminous intensity and high transparency |
| DE102010018031A1 (en) * | 2010-04-23 | 2011-10-27 | Osram Opto Semiconductors Gmbh | Surface light guide and method for producing a surface light guide |
| DE102010018028A1 (en) | 2010-04-23 | 2011-10-27 | Osram Opto Semiconductors Gmbh | Surface light guide and luminaire |
| DE102010062900A1 (en) | 2010-12-13 | 2012-06-14 | Evonik Röhm Gmbh | Process for producing light-conducting bodies and their use in lighting units |
| DE102011088835A1 (en) | 2011-12-16 | 2013-06-20 | Evonik Industries Ag | Process for producing light-conducting bodies and their use in lighting units |
| KR101304715B1 (en) * | 2012-04-25 | 2013-09-06 | 주식회사 엘지씨엔에스 | Method and apparatus for preventing light leakagein a light guide plate and display device having a light guide plate painted with reflect ink |
| DE102012207782A1 (en) * | 2012-05-10 | 2013-11-14 | Rheinmetall Defence Electronics Gmbh | Training room of a simulator |
| KR20160113658A (en) * | 2014-01-29 | 2016-09-30 | 코닝 인코포레이티드 | Laser featured glass for display illumination |
| US11156764B2 (en) * | 2016-06-17 | 2021-10-26 | Ideal Industries Lighting Llc | Bonded optical systems and applications thereof |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1993006509A1 (en) * | 1991-09-27 | 1993-04-01 | Yasuhiro Koike | Light-scattering light guide and its manufacture, and applied optics apparatus thereof |
| DE4231995A1 (en) * | 1992-09-24 | 1994-03-31 | Roehm Gmbh | Light-scattering polystyrene molding compound and moldings made from it |
| DE9318362U1 (en) * | 1993-12-01 | 1994-02-03 | Roehm Gmbh | Uniformly illuminated light guide plates |
| US5607764A (en) * | 1994-10-27 | 1997-03-04 | Fuji Photo Film Co., Ltd. | Optical diffuser |
| JPH0963329A (en) * | 1995-08-30 | 1997-03-07 | Minnesota Mining & Mfg Co <3M> | Reflection sheet for liquid-crystal backlight |
| JP3324678B2 (en) * | 1996-08-05 | 2002-09-17 | 株式会社エンプラス | Light guide plate, side light type surface light source device, and component mold for side light type surface light source device |
| US5881201A (en) * | 1997-03-11 | 1999-03-09 | Hoechst Celanese Corporation | Backlighting lightpipes for display applications |
| WO1998054605A1 (en) * | 1997-05-29 | 1998-12-03 | Kuraray, Co., Ltd. | Lightguide |
| JP3543911B2 (en) * | 1997-08-11 | 2004-07-21 | 株式会社エンプラス | Sidelight type surface light source device |
| JP2000113708A (en) * | 1998-10-02 | 2000-04-21 | Toshiba Chem Corp | Lighting system |
| JP2002062438A (en) * | 2000-08-17 | 2002-02-28 | Tamura Electric Works Ltd | Light guide body and illumination device |
| DE10156068A1 (en) * | 2001-11-16 | 2003-05-28 | Roehm Gmbh | Light guide body and method for its preparation |
| DE10251778A1 (en) * | 2002-11-05 | 2004-05-19 | Röhm GmbH & Co. KG | Back projection screen including a light scattering polymethyl methacrylate layer containing spherical particles of particle size 5-35 micron gives high quality projected images with uniform brightness distribution |
-
2002
- 2002-05-16 DE DE10222250A patent/DE10222250A1/en not_active Withdrawn
-
2003
- 2003-05-06 EP EP03752663A patent/EP1492981A2/en not_active Withdrawn
- 2003-05-06 WO PCT/EP2003/004719 patent/WO2003098270A2/en active Application Filing
- 2003-05-06 PL PL03371782A patent/PL371782A1/en unknown
- 2003-05-06 CN CN03811149.7A patent/CN1653295A/en active Pending
- 2003-05-06 CA CA002484684A patent/CA2484684A1/en not_active Abandoned
- 2003-05-06 JP JP2004505739A patent/JP2005531104A/en active Pending
- 2003-05-06 US US10/501,925 patent/US20050084993A1/en not_active Abandoned
- 2003-05-06 AU AU2003250816A patent/AU2003250816A1/en not_active Abandoned
- 2003-05-14 TW TW092113065A patent/TWI269056B/en not_active IP Right Cessation
-
2004
- 2004-11-11 ZA ZA200409164A patent/ZA200409164B/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| TWI269056B (en) | 2006-12-21 |
| US20050084993A1 (en) | 2005-04-21 |
| AU2003250816A8 (en) | 2003-12-02 |
| DE10222250A1 (en) | 2003-11-27 |
| WO2003098270A3 (en) | 2004-10-14 |
| CN1653295A (en) | 2005-08-10 |
| JP2005531104A (en) | 2005-10-13 |
| WO2003098270A2 (en) | 2003-11-27 |
| EP1492981A2 (en) | 2005-01-05 |
| CA2484684A1 (en) | 2003-11-27 |
| ZA200409164B (en) | 2005-05-18 |
| TW200401117A (en) | 2004-01-16 |
| PL371782A1 (en) | 2005-06-27 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MK6 | Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase |